timothy from the everyone-has-priorities dept.
Shareable writes "Makerbot just launched Project Shellter, which will leverage the Makerbot community's network of 5,000 3D printers to make shells for hermit crabs — which face a species-threatening, man-made shell shortage (they inhabit abandoned shells)."
I've never been canoeing before, but I imagine there must be just a few
simple heuristics you have to remember...
Yes, don't fall out, and don't hit rocks.